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2004 GMC Yukon 5.3 oil pump
I have a 2004 GMC Yukon XL 5.3 . when i start the engine the oil pressure is at 25 psi, the after a few min it drops to 0 psi, and the low oil pressure warning comes across my dash cluster, and i hear the engine clicking and knocking. I immediately shut the engine off. each time i start the...- rthomas1963
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- Forum: Engine & Drivetrain
